Posted by **mychelle** on Thursday, December 2, 2010 at 9:50pm.

How many possible 9-digit zip codes are possible if the first digit cannot be zero?

- Algebra -
**bobpursley**, Thursday, December 2, 2010 at 9:52pm
8*9^8

- Algebra -
**Anonymous**, Wednesday, May 18, 2016 at 11:44am
90,000

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